SummGramMobile

SummaGram Mobile creates custom keyboards by assigning characters to their keys. There are 12 instant access, keyboards plus unlimited on call.

Initially, the first 5 are assigned ABC alpha, 123 numbers, }-> punctuation , aA vowels and an emoji. They are changeable. Put them on any T# or not at all.
The other 7 keyboards can be assigned to instant buttons T6-T12. These can be country languages, language extensions, phrases, formulas or your imagination.

Notice atomic icons, press any one get a space, app cut/copy/paste, cursor navigation arrow clusters and undo redo. All typing keys repeat with acceleration. Most edit keys repeat, they are: delete, tab, return, undo, redo and the 4 arrow cursor (pointer) navigation keys. 

Keyboards are created in Create mode. Messages are created in Compose. Send as text, email or airdrop. Save them to app storage and the cloud. Share your keyboards with other users. 

Have fun.